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For the probability maestros
by dtweah »
The probability of picking an apple from a basket is .25 and that of...
3
Last post by Stuart@KaplanGMAT
Sat Aug 14, 2010 7:42 pm
Coordinate geometry
by selango »
In the xy plane,each point on a circle k has non negative coordinates...
7
Last post by venmic
Sat Aug 14, 2010 7:26 pm
Odds and Probability again
by dtweah »
The odds that Amit speaks the truth are 1:2 and the odds that Bunty...
1
Last post by Stuart@KaplanGMAT
Sat Aug 14, 2010 4:16 pm
line k and the two axes
by sanju09 »
In the x-y plane, line k has a positive slope and x-intercept 4. If...
3
Last post by clock60
Sat Aug 14, 2010 3:41 pm
ordering of 1/x, 2 x and x^2
by sanju09 »
If x is positive, which of the following could be the correct...
1
Last post by Prashantbhardwaj
Sat Aug 14, 2010 12:01 pm
OG12, Q4, Diag Test
by von »
Hi all, I'm just getting serious with my GMAT studying and have a...
3
Last post by Prashantbhardwaj
Sat Aug 14, 2010 10:29 am
taking a road trip in a sedan
by sanju09 »
A family consisting of one mother, one father, two daughters and a...
2
Last post by Prashantbhardwaj
Sat Aug 14, 2010 9:55 am
very silly question
by Gurpinder »
453.122 x 10 = 4531.22 453.122 x 10^3 = 453122 453.122 x 10^-2 =...
4
Last post by Stuart@KaplanGMAT
Sat Aug 14, 2010 9:35 am
day 60 had rain
by sanju09 »
A contractor estimated that his 10-man crew could complete the...
2
Last post by Prashantbhardwaj
Sat Aug 14, 2010 9:24 am
Doubts
by ruchisharma »
I) If ab is not equal to zero, and points (-a,b) and (-b,a) are in...
6
EXPERT REPLIES
Last post by Prashantbhardwaj
Sat Aug 14, 2010 9:06 am
have one or more "7"
by sanju09 »
What is the probability that a 3-digit positive integer picked at...
1
Last post by shibal
Sat Aug 14, 2010 7:43 am
all three of these devices
by sanju09 »
In a village of 100 households, 75 have at least one DVD player, 80...
1
Last post by nithi_mystics
Sat Aug 14, 2010 5:14 am
who applied college Y
by sanju09 »
Of the applicants passed a certain test, 15 applied to both college X...
1
Last post by clock60
Sat Aug 14, 2010 3:19 am
1 through 7, inclusive
by sanju09 »
What is the lowest positive integer that is divisible by each of the...
2
Last post by kvcpk
Sat Aug 14, 2010 3:16 am
alcohol mix
by sanju09 »
If a portion of a half water/half alcohol mix is replaced with 25%...
2
Last post by GMATGuruNY
Sat Aug 14, 2010 3:12 am
s/t = 64.12
by sanju09 »
If s and t are positive integer such that s/t = 64.12, which of the...
1
Last post by selango
Sat Aug 14, 2010 2:45 am
Probability Question 2
by ruchisharma »
A certain roller coaster had 3 cars, and a passenger is equally to...
4
EXPERT REPLIES
Last post by sanju09
Sat Aug 14, 2010 1:07 am
Probability - I got this wrong in one of practice tests !!
by selfmade »
Bill has a small deck of 12 playing cards made up of only 2 suits of...
6
Last post by sanju09
Sat Aug 14, 2010 12:53 am
Problem on inequalities
by krizia001 »
On page 293 of the princeton review manual, question num. 2 there's a...
9
EXPERT REPLIES
Last post by sanju09
Fri Aug 13, 2010 10:06 pm
time speed dist
by mitaliisrani »
A man covered a distance of 200 kms partly by train and partly by...
5
Last post by sanju09
Fri Aug 13, 2010 9:07 pm
GMAT prep math
by Baten80 »
2+2+2^2+2^3+2^4+2^5+2^6+2^7+2^8=? Ans. 2^9 How?
1
Last post by selango
Fri Aug 13, 2010 8:45 pm
their volumes are proportional
by sanju09 »
A right circular cone, a right circular cylinder and a hemisphere,...
1
EXPERT REPLIES
Last post by Rahul@gurome
Fri Aug 13, 2010 7:42 pm
A good question on number properties
by dinesh19aug »
I got this question on knewton test. It is very good question. Here's...
1
Last post by selango
Fri Aug 13, 2010 7:35 pm
Hourly Wage
by ashish2104 »
A certain company's customer service department has five employees....
3
Last post by CompBanker
Fri Aug 13, 2010 4:10 pm
Arranging letters
by wydadi »
Hi all, I see this problem as an example in the Gmat Flashcards made...
6
Last post by Brian@VeritasPrep
Fri Aug 13, 2010 3:05 pm
different ways
by adi_800 »
In how many different ways can a group of 9 people be divided into 3...
8
Last post by GMATGuruNY
Fri Aug 13, 2010 2:18 pm
Probability Question
by ruchisharma »
When tossed, a certain coin has equal probability of landing on...
1
Last post by kmittal82
Fri Aug 13, 2010 7:02 am
Inequality, can we divide by zero?
by arora007 »
For what range of values of 'x' will the inequality 15 x - (2/x) >...
2
Last post by arora007
Fri Aug 13, 2010 4:57 am
two consecutive odd positive integers
by aarati »
Find two consecutive odd positive integers, sum of whose squares is...
2
Last post by sanju09
Fri Aug 13, 2010 3:40 am
Combinations question
by dchen »
Hi all, I'm terrible with combinations...there is a question here for...
1
Last post by sanju09
Fri Aug 13, 2010 3:06 am
How to solve this
by bajahaya »
Andrew drove his truck 100 miles, rounded to the nearest 10 miles,...
3
Last post by saurabhmahajan
Fri Aug 13, 2010 2:49 am
Algerbra Brain Fart
by Jinglander »
Can someone carefully show me how to isolate for a. I am having some...
2
Last post by sanju09
Thu Aug 12, 2010 10:22 pm
Really really hard var in answer choice
by Jinglander »
a b c and d are all posative. ab=c and a/b=d what is a+b answer is...
1
Last post by sanju09
Thu Aug 12, 2010 10:11 pm
graduates and above
by sanju09 »
The number of employees in xyz corp. is a prime number and is less...
3
Last post by sanju09
Thu Aug 12, 2010 8:07 pm
Permuation combination
by winnerhere »
Three numbers are selected from first 9 natural numbers.What is the...
8
EXPERT REPLIES
Last post by winnerhere
Thu Aug 12, 2010 6:57 pm
Another Vic
by Jinglander »
If ab=x and a/b=y and ab does not equal 0 then what is a^2-b^2. How...
1
EXPERT REPLIES
Last post by Rahul@gurome
Thu Aug 12, 2010 4:09 pm
MGMAT factors problem
by HPengineer »
This is from the MGMAT flash card set... Im having trouble...
6
Last post by kvcpk
Thu Aug 12, 2010 3:12 pm
How do I do this
by Jinglander »
x+y=a and x-y=b what is 2xy answer is (a^2-b^2)/2 How do you solve...
2
EXPERT REPLIES
Last post by nithi_mystics
Thu Aug 12, 2010 3:03 pm
OG 12th Q#157
by ketandoshi »
For any +ve integer n, the sum of the first n +ve integers equals...
5
EXPERT REPLIES
Last post by edwardsmichele
Thu Aug 12, 2010 10:42 am
5 PS answer explanation needed / GMATPrep Test 1
by kourousafama »
Hi, Could anyone help with the 5 attached PS questions answer...
11
Last post by kmittal82
Thu Aug 12, 2010 9:51 am
Rectangular Crate
by rashmi.kaushal »
A certain rectangular crate measures 8 feet by 10 feet by 12 feet. A...
5
Last post by Stuart@KaplanGMAT
Thu Aug 12, 2010 9:24 am
Question from Gmat Prep software
by Prashantbhardwaj »
I couldn't reach a logical explanation regarding the answer for this...
3
Last post by chris@veritasprep
Thu Aug 12, 2010 4:29 am
John and Jane started
by sanju09 »
John and Jane started solving a quadratic equation. John made a...
1
Last post by kvcpk
Thu Aug 12, 2010 3:44 am
last digit of
by sanju09 »
The last digit of 253^49 is (A) 1 (B) 3 (C) 6 (D) 7 (E) 9 Source: for...
1
Last post by kvcpk
Thu Aug 12, 2010 3:40 am
OG 11 - PS 241
by taim »
If the integer n has exactly 3 positive divisors, including 1 and n,...
2
Last post by sanju09
Thu Aug 12, 2010 3:38 am
OG 11 - PS 234
by taim »
I know the answer to this, but would like to understand why the...
3
Last post by kvcpk
Thu Aug 12, 2010 3:16 am
Number of words
by rahul goyal »
Eight different letters of an alphabet are given. Words of four...
1
Last post by kmittal82
Thu Aug 12, 2010 2:30 am
How to solve this
by zareentaj »
For all integers n \geq 1, which of the following is divisible by 9?...
1
Last post by kmittal82
Thu Aug 12, 2010 2:25 am
Please help ... Doubt :Venn diagrams problem
by praveen_gmat »
The table gives three factors to be considered when choosing an...
3
Last post by Prashantbhardwaj
Thu Aug 12, 2010 12:55 am
One Solution
by adi_800 »
2
Last post by zareentaj
Thu Aug 12, 2010 12:16 am